XML 33 R13.htm IDEA: XBRL DOCUMENT v3.24.3
Revenues
 9 Months Ended
Sep. 30, 2024
Disaggregation of Revenue [Line Items]  
Revenues from Contracts with Customers REVENUES
Disaggregation of revenues from contracts with customers, which correlates to revenues for each reportable segment, was as follows (in millions):
Alliant EnergyIPLWPL
Three Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$378$374$202$209$176$165
Retail - commercial2392411531588683
Retail - industrial270280142153128127
Wholesale585919213938
Bulk power and other54417104731
Total Electric Utility999995523551476444
Gas Utility:
Retail - residential24231314119
Retail - commercial13127963
Retail - industrial1212——
Transportation/other11106654
Total Gas Utility494727312216
Other Utility:
Steam911911——
Other utility322111
Total Other Utility1213111211
Non-Utility and Other:
Travero and other2122————
Total Non-Utility and Other2122————
Total revenues$1,081$1,077$561$594$499$461
Alliant EnergyIPLWPL
Nine Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$966$943$502$503$464$440
Retail - commercial616627385399231228
Retail - industrial730740372389358351
Wholesale1471544547102107
Bulk power and other12098143210666
Total Electric Utility2,5792,5621,3181,3701,2611,192
Gas Utility:
Retail - residential18923310313186102
Retail - commercial9212248654457
Retail - industrial8125834
Transportation/other333319201413
Total Gas Utility322400175224147176
Other Utility:
Steam29322932——
Other utility765422
Total Other Utility3638343622
Non-Utility and Other:
Travero and other6866————
Total Non-Utility and Other6866————
Total revenues$3,005$3,066$1,527$1,630$1,410$1,370
IPL [Member]  
Disaggregation of Revenue [Line Items]  
Revenues from Contracts with Customers REVENUES
Disaggregation of revenues from contracts with customers, which correlates to revenues for each reportable segment, was as follows (in millions):
Alliant EnergyIPLWPL
Three Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$378$374$202$209$176$165
Retail - commercial2392411531588683
Retail - industrial270280142153128127
Wholesale585919213938
Bulk power and other54417104731
Total Electric Utility999995523551476444
Gas Utility:
Retail - residential24231314119
Retail - commercial13127963
Retail - industrial1212——
Transportation/other11106654
Total Gas Utility494727312216
Other Utility:
Steam911911——
Other utility322111
Total Other Utility1213111211
Non-Utility and Other:
Travero and other2122————
Total Non-Utility and Other2122————
Total revenues$1,081$1,077$561$594$499$461
Alliant EnergyIPLWPL
Nine Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$966$943$502$503$464$440
Retail - commercial616627385399231228
Retail - industrial730740372389358351
Wholesale1471544547102107
Bulk power and other12098143210666
Total Electric Utility2,5792,5621,3181,3701,2611,192
Gas Utility:
Retail - residential18923310313186102
Retail - commercial9212248654457
Retail - industrial8125834
Transportation/other333319201413
Total Gas Utility322400175224147176
Other Utility:
Steam29322932——
Other utility765422
Total Other Utility3638343622
Non-Utility and Other:
Travero and other6866————
Total Non-Utility and Other6866————
Total revenues$3,005$3,066$1,527$1,630$1,410$1,370
WPL [Member]  
Disaggregation of Revenue [Line Items]  
Revenues from Contracts with Customers REVENUES
Disaggregation of revenues from contracts with customers, which correlates to revenues for each reportable segment, was as follows (in millions):
Alliant EnergyIPLWPL
Three Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$378$374$202$209$176$165
Retail - commercial2392411531588683
Retail - industrial270280142153128127
Wholesale585919213938
Bulk power and other54417104731
Total Electric Utility999995523551476444
Gas Utility:
Retail - residential24231314119
Retail - commercial13127963
Retail - industrial1212——
Transportation/other11106654
Total Gas Utility494727312216
Other Utility:
Steam911911——
Other utility322111
Total Other Utility1213111211
Non-Utility and Other:
Travero and other2122————
Total Non-Utility and Other2122————
Total revenues$1,081$1,077$561$594$499$461
Alliant EnergyIPLWPL
Nine Months Ended September 30202420232024202320242023
Electric Utility:
Retail - residential$966$943$502$503$464$440
Retail - commercial616627385399231228
Retail - industrial730740372389358351
Wholesale1471544547102107
Bulk power and other12098143210666
Total Electric Utility2,5792,5621,3181,3701,2611,192
Gas Utility:
Retail - residential18923310313186102
Retail - commercial9212248654457
Retail - industrial8125834
Transportation/other333319201413
Total Gas Utility322400175224147176
Other Utility:
Steam29322932——
Other utility765422
Total Other Utility3638343622
Non-Utility and Other:
Travero and other6866————
Total Non-Utility and Other6866————
Total revenues$3,005$3,066$1,527$1,630$1,410$1,370